body,
html,
h1,
h2,
h3,
h4,
h5,
h6,
ul,
ol,
li,
dl,
dt,
dd,
p,
input,
td,
th {
  padding: 0;
  margin: 0;
}

html{
  font-family: "Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}